CN114278343A - Tunnel steel bow member assistance-localization real-time hydraulic means - Google Patents
Tunnel steel bow member assistance-localization real-time hydraulic means Download PDFInfo
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- CN114278343A CN114278343A CN202111495448.1A CN202111495448A CN114278343A CN 114278343 A CN114278343 A CN 114278343A CN 202111495448 A CN202111495448 A CN 202111495448A CN 114278343 A CN114278343 A CN 114278343A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 24
- 239000010959 steel Substances 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 abstract description 3
- 239000011435 rock Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a tunnel steel arch frame auxiliary positioning hydraulic device, which comprises: the bottom surface of the base is arranged on the ground to play a supporting role, positioning screws are symmetrically distributed on two sides of the base and penetrate through the base in a sliding mode to form a fastening structure, and a first mounting table is fixedly mounted at the edge of the upper surface of the base; further comprising: and the lower end of the pressure rod is rotatably installed on the cross shaft of the first installation platform, the upper end part of the pressure rod is rotatably penetrated by a cross rod of the second installation platform, the pressure rod is obliquely arranged, and the second installation platform is fixedly installed at the center of the side wall of the stress sleeve. This tunnel steel bow member assistance-localization real-time hydraulic means, it is provided with automatic hydraulic positioning structure, can be fast with the stabilizer blade location of steel bow member on the cliff, has reduced manual operation step to improve work efficiency, reduced user's intensity of labour and human cost.
Description
Technical Field
The invention relates to the technical field of tunnel construction, in particular to a tunnel steel arch frame auxiliary positioning hydraulic device.
Background
In the tunnel construction process, a steel arch needs to be erected on the inner side of the tunnel, and the steel arch is used for supporting rock walls inside the tunnel, however, the existing steel arch still has some problems.
For example, the method has the advantages that the working efficiency is reduced, and the labor intensity and the labor cost of a user are improved.
Aiming at the problems, innovative design is urgently needed on the basis of the original steel arch frame.
Disclosure of Invention
The invention aims to provide a tunnel steel arch auxiliary positioning hydraulic device, which aims to solve the problems that in the prior art, the support legs of the steel arch are positioned on the rock wall mainly in a manual knocking mode in the installation process of the steel arch, the working efficiency of the method is reduced, and the labor intensity and the labor cost of a user are improved.
In order to achieve the purpose, the invention provides the following technical scheme: a tunnel steel bow auxiliary positioning hydraulic means includes:
the bottom surface of the base is arranged on the ground to play a supporting role, positioning screws are symmetrically distributed on two sides of the base and penetrate through the base in a sliding mode to form a fastening structure, and a first mounting table is fixedly mounted at the edge of the upper surface of the base;
further comprising:
the lower end of the pressure rod is rotatably installed on the cross shaft of the first installation platform, the upper end of the pressure rod is rotatably penetrated through the cross rod of the second installation platform, the pressure rod is obliquely arranged, the second installation platform is fixedly installed at the center of the side wall of the stress sleeve, and the inner side of the stress sleeve is provided with a support arch frame for supporting a tunnel wall in a fit mode;
the hydraulic stem, it is located between pressure pole and the base, the both ends coaxial coupling of hydraulic stem has the otic placode, and 2 otic placodes rotate respectively to be installed on the cross axle of base and pressure pole.
Preferably, the stress sleeve and the guide rail are of circular arc structures, the circle centers of the stress sleeve, the guide rail and the support arch are the same, and the stress sleeve is attached to the outer wall of the foot of the support arch, so that the stress sleeve can move on the support arch.
Preferably, the guide rails are symmetrically arranged on two sides of the supporting arch frame, the guide rails are located at the center of the side wall of the supporting arch frame, the cross section of each guide rail is of a rectangular structure, and 2 guide rails are embedded in the inner wall of the stress sleeve to form a sliding limiting structure, so that the stress sleeve can slide along the guide rails.
Preferably, fixed mounting has the motor on the outer wall of atress cover, and the output shaft tip fixed mounting of motor has the carousel, and the carousel setting is in the avris of support bow member for the motor can drive the carousel and rotate.
Preferably, a connecting frame is fixedly installed on the disc surface of the rotary disc, an outer cylinder is fixedly installed on the connecting frame in a penetrating mode, and the axis of the outer cylinder is perpendicularly intersected with the axis of the rotary disc, so that the rotary disc can drive the outer cylinder to rotate.
Preferably, the inner side of the outer barrel is slidably inserted with an inner rod, the inner rod and the outer barrel are coaxially arranged, one end of the inner rod is fixedly connected with a spring which plays a reset role between the inner wall of the outer barrel, an impact block is fixedly mounted at the other end of the inner rod, the impact block is of a cylindrical structure and is located on the outer side of the turntable, and the spring can drive the inner rod to move.
Compared with the prior art, the invention has the beneficial effects that: this tunnel steel bow member assistance-localization real-time hydraulic means, it is provided with automatic hydraulic positioning structure, can be fast with the stabilizer blade location of steel bow member on the cliff, reduced the manual operation step to improve work efficiency, reduced user's intensity of labour and human cost, its concrete content is as follows:
1. the lower end of the pressure rod is rotatably arranged on a cross shaft of the first mounting table, the upper end of the pressure rod is rotatably penetrated by a cross rod of the second mounting table, the second mounting table is fixedly arranged at the center of the side wall of the stress sleeve, the stress sleeve is arranged on the support arch frame in an attaching mode, two ends of the hydraulic rod are coaxially connected with lug plates, 2 lug plates are respectively rotatably arranged on a base and the cross shaft of the pressure rod, when the hydraulic rod is started to contract, the hydraulic rod can pull the pressure rod to rotate downwards, and the pressure rod applies pressure to the support arch frame through the stress sleeve, so that support legs of the support arch frame are tightly pressed on the inner wall of the tunnel;
2. fixed mounting has the link in the quotation of carousel, fixed run through installs the urceolus on the link, the inboard of urceolus slides and inserts and is equipped with interior pole, fixedly connected with plays the spring of reset action between the one end of interior pole and the inner wall of urceolus, and the other end fixed mounting of interior pole has the impact block, the impact block is cylindric structure, the impact block is located the outside of carousel, when the carousel rotates, the carousel can drive the impact block striking and support the bow member, make to support the bow member and produce vibrations, support the bow member this moment and can fully be with its and the outstanding lump crushing between the cliff.
Drawings
FIG. 1 is a schematic view of the overall external structure of the present invention;
FIG. 2 is a schematic view of the pressure bar mounting structure of the present invention;
FIG. 3 is a schematic view of the hydraulic rod mounting structure of the present invention;
FIG. 4 is a schematic view of a turntable mounting structure of the present invention;
FIG. 5 is a schematic view of the impact block mounting structure of the present invention.
In the figure: 1. a base; 2. a set screw; 3. a first mounting table; 4. a pressure lever; 5. a second mounting table; 6. a stress sleeve; 7. a hydraulic lever; 8. supporting the arch frame; 9. a guide rail; 10. a motor; 11. a turntable; 12. a connecting frame; 13. an outer cylinder; 14. an inner rod; 15. a spring; 16. an impact block; 17. an ear plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a tunnel steel bow auxiliary positioning hydraulic means includes:
the bottom surface of the base 1 is arranged on the ground to play a supporting role, positioning screws 2 are symmetrically distributed on two sides of the base 1, the positioning screws 2 penetrate through the base 1 in a sliding mode to form a fastening structure, and a first installation table 3 is fixedly installed at the edge of the upper surface of the base 1;
further comprising:
the lower end of the pressure rod 4 is rotatably arranged on a cross shaft of the first mounting table 3, the upper end of the pressure rod 4 is rotatably penetrated by a cross rod of the second mounting table 5, the pressure rod 4 is obliquely arranged, the second mounting table 5 is fixedly arranged at the center of the side wall of the stress sleeve 6, and a support arch 8 for supporting a tunnel wall is attached to the inner side of the stress sleeve 6;
and the hydraulic rod 7 is positioned between the pressure rod 4 and the base 1, two ends of the hydraulic rod 7 are coaxially connected with lug plates 17, and 2 lug plates 17 are respectively and rotatably arranged on the transverse shafts of the base 1 and the pressure rod 4.
The stress sleeve 6 and the guide rail 9 are in circular arc structures, the centers of circles of the stress sleeve 6, the guide rail 9 and the support arch 8 are the same, the stress sleeve 6 is attached to the outer wall of the foot of the support arch 8, the guide rails 9 are symmetrically installed on two sides of the support arch 8, the guide rail 9 is located in the center of the side wall of the support arch 8, the cross section of the guide rail 9 is in a rectangular structure, 2 guide rails 9 are embedded on the inner wall of the stress sleeve 6 to form a sliding limiting structure, the contracted hydraulic rod 7 pulls the pressure rod 4 to rotate through the ear plates 17, the pressure rod 4 rotates downwards around the transverse shaft of the first installation platform 3, the pressure rod 4 applies pressure to the stress sleeve 6 through the second installation platform 5, the stress sleeve 6 moves downwards along the guide rail 9 for a distance, the base 1 connected to the first installation platform 3 is fixed, and the lower end of the pressure rod 4 is fixed, the pressure bar 4 rotating downwards will exert a supporting pressure on the supporting arch 8 through the force-bearing sleeve 6.
The outer wall of the stress sleeve 6 is fixedly provided with a motor 10, the end part of an output shaft of the motor 10 is fixedly provided with a rotary table 11, the rotary table 11 is arranged at the side of the supporting arch 8, the disc surface of the rotary table 11 is fixedly provided with a connecting frame 12, the connecting frame 12 is fixedly provided with an outer cylinder 13 in a penetrating way, the axis of the outer cylinder 13 is vertically crossed with the axis of the rotary table 11, the inner side of the outer cylinder 13 is slidably inserted with an inner rod 14 which are coaxially arranged, a spring 15 which plays a role of resetting is fixedly connected between one end of the inner rod 14 and the inner wall of the outer cylinder 13, the other end of the inner rod 14 is fixedly provided with an impact block 16, the impact block 16 is in a cylindrical structure, the impact block 16 is positioned at the outer side of the rotary table 11, the rotary table 11 is driven by the motor 10 to rotate, the rotary table 11 drives the inner rod 13 to synchronously rotate by the connecting frame 12, the outer cylinder 13 drives the impact block 16 to rotate by the connecting frame 14, when the rotating impact block 16 collides with the supporting arch 8, the supporting arch 8 will block the movement of the impact block 16, and the outer cylinder 13 will continue to rotate, at this time, the inner rod 14 mounted on the impact block 16 will move relative to the outer cylinder 13, and the inner rod 14 will move towards the inner cylinder 13 to compress the spring 15.
The working principle is as follows: when the tunnel steel arch auxiliary positioning hydraulic device is used, firstly, referring to fig. 1-5, a support arch 8 is attached to a rock wall of the inner wall of a tunnel, then a positioning screw 2 on a base 1 is driven into the ground bottom through a drilling machine, at the moment, the base 1 is completely fixed by the positioning screw 2, then a hydraulic rod 7 is started, so that the hydraulic rod 7 is contracted, as lug plates 17 arranged at two ends of the hydraulic rod 7 are respectively and rotatably connected to a cross shaft of the base 1 and a cross shaft of a pressure rod 4, the lower end of the pressure rod 4 is rotatably arranged on the cross shaft of a first installation platform 3, the upper end of the pressure rod 4 is rotatably penetrated by a cross rod of a second installation platform 5, and a stress sleeve 6 arranged on the second installation platform 5 is attached to the outer wall of the support arch 8, at the moment, the contracted hydraulic rod 7 pulls the pressure rod 4 to rotate through the lug plates 17, the pressure rod 4 rotates downwards around the cross shaft of the first installation platform 3, in the process, the hydraulic rod 7 can adaptively rotate step by step, and the pressure rod 4 applies pressure to the stress sleeve 6 through the second mounting table 5, so that the stress sleeve 6 moves downwards for a certain distance along the guide rail 9, and as the base 1 connected to the first mounting table 3 is fixed, the lower end position of the pressure rod 4 is fixed, and as can be seen from the above steps, the pressure rod 4 rotating downwards applies supporting pressure to the supporting arch 8 through the stress sleeve 6, so that the support legs of the supporting arch 8 are tightly pressed on the rock wall of the tunnel;
referring to fig. 1-5, during the above operation, the motor 10 is synchronously started, the rotating disc 11 installed at the end of the motor 10 rotates synchronously, the rotating disc 11 drives the outer cylinder 13 to rotate synchronously through the connecting frame 12, the outer cylinder 13 drives the impact block 16 to rotate through the inner rod 14, the inner rod 14 is slidably inserted into the inner side of the outer cylinder 13, the spring 15 playing a role of resetting is fixedly connected between one end of the inner rod 14 and the inner wall of the outer cylinder 13, the impact block 16 is fixedly installed at the other end of the inner rod 14, and the impact block 16 is located at the outer side of the rotating disc 11, when the rotating impact block 16 collides with the support arch 8, the support arch 8 blocks the movement of the impact block 16, the outer cylinder 13 continues to rotate, at this time, the inner rod 14 installed on the impact block 16 moves relative to the outer cylinder 13, the inner rod 14 moves into the outer cylinder 13 to compress the spring 15, so that the impact block 16 connected with the end of the inner rod 14 approaches the outer cylinder 13, when the support arch 8 is kept away from to strike 16, support arch 8 and no longer block and strike 16, spring 15 will be synchronous reset effect promote the outside removal of interior pole 14 to outer section of thick bamboo 13 this moment, interior pole 14 drives strikes 16 recovery normal positions of piece, go on through the circulation of above-mentioned step, make to strike 16 the stabilizer blade that makes support arch 8 produce vibrations, support arch 8 this moment and pass through the surperficial vibrations and crush the tiny lug rock mass on with the tunnel cliff, make support arch 8 can fully laminate the cliff.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. A tunnel steel bow auxiliary positioning hydraulic means includes:
the bottom surface of the base (1) is arranged on the ground to play a supporting role, positioning screws (2) are symmetrically distributed on two sides of the base (1), the positioning screws (2) penetrate through the base (1) in a sliding mode to form a fastening structure, and a first mounting table (3) is fixedly mounted at the edge of the upper surface of the base (1);
it is characterized by also comprising:
the lower end of the pressure rod (4) is rotatably installed on a transverse shaft of the first installation platform (3), a transverse rod of the second installation platform (5) penetrates through the upper end of the pressure rod (4) in a rotating mode, the pressure rod (4) is obliquely arranged, the second installation platform (5) is fixedly installed at the center of the side wall of the stress sleeve (6), and a supporting arch frame (8) for supporting a tunnel wall body is attached to the inner side of the stress sleeve (6);
hydraulic stem (7), it is located between pressure pole (4) and base (1), the both ends coaxial coupling of hydraulic stem (7) has otic placode (17), and 2 otic placodes (17) rotate respectively to be installed on the cross axle of base (1) and pressure pole (4).
2. The hydraulic device for assisting in positioning the tunnel steel arch according to claim 1, wherein: the stress sleeve (6) and the guide rail (9) are of arc-shaped structures, the circle centers of the stress sleeve (6), the guide rail (9) and the support arch frame (8) are the same, and the stress sleeve (6) is attached to the outer wall of the foot of the support arch frame (8).
3. The hydraulic device for assisting in positioning the tunnel steel arch according to claim 2, wherein: guide rail (9) symmetry is installed the both sides of supporting bow member (8), and guide rail (9) are located the lateral wall center department that supports bow member (8) to the cross-section of guide rail (9) is the rectangle structure, and 2 individual guide rail (9) inlays and establishes form slip limit structure on the inner wall of atress cover (6) moreover.
4. The hydraulic device for assisting in positioning the tunnel steel arch according to claim 1, wherein: fixed mounting has motor (10) on the outer wall of atress cover (6), and the output shaft tip fixed mounting of motor (10) has carousel (11), and carousel (11) set up the avris of support bow member (8).
5. The hydraulic device for assisting in positioning the tunnel steel arch according to claim 4, wherein: the disc surface of the rotary disc (11) is fixedly provided with a connecting frame (12), an outer cylinder (13) is fixedly arranged on the connecting frame (12) in a penetrating mode, and the axis of the outer cylinder (13) is perpendicular to the axis of the rotary disc (11).
6. The hydraulic device for assisting in positioning the tunnel steel arch according to claim 5, wherein: the inner side of the outer barrel (13) is slidably inserted with an inner rod (14) which is coaxially arranged, one end of the inner rod (14) is fixedly connected with a spring (15) with a reset effect between the inner wall of the outer barrel (13), an impact block (16) is fixedly arranged at the other end of the inner rod (14), the impact block (16) is of a cylindrical structure, and the impact block (16) is located on the outer side of the rotary table (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111495448.1A CN114278343B (en) | 2021-12-08 | 2021-12-08 | Tunnel steel arch auxiliary positioning hydraulic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111495448.1A CN114278343B (en) | 2021-12-08 | 2021-12-08 | Tunnel steel arch auxiliary positioning hydraulic device |
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| Publication Number | Publication Date |
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| CN114278343A true CN114278343A (en) | 2022-04-05 |
| CN114278343B CN114278343B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111495448.1A Active CN114278343B (en) | 2021-12-08 | 2021-12-08 | Tunnel steel arch auxiliary positioning hydraulic device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432241A (en) * | 2023-12-20 | 2024-01-23 | 山西一建集团有限公司 | Door type rigid frame reinforcing structure |
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|---|---|---|---|---|
| US20150086272A1 (en) * | 2012-04-26 | 2015-03-26 | Xinbin Li | Self-moving tunnel support canopy |
| CN109681245A (en) * | 2018-12-29 | 2019-04-26 | 中国铁建重工集团有限公司 | A kind of tunnel steel arch frame installation trolley |
| CN210977519U (en) * | 2019-06-28 | 2020-07-10 | 陈彩霞 | Steel bow member installation auxiliary device for tunnel construction |
| CN212428867U (en) * | 2020-03-30 | 2021-01-29 | 中铁十二局集团第四工程有限公司 | Scalable tray formula tunnel bow member installation device |
| CN112983492A (en) * | 2021-04-21 | 2021-06-18 | 中国一冶集团有限公司 | Tunnel primary support steel arch frame vertical fixing structure and construction method thereof |
| CN213869903U (en) * | 2020-11-27 | 2021-08-03 | 熊彬臣 | Safety device convenient for fixing steel arch frame tunnel construction |
| CN113356892A (en) * | 2021-07-19 | 2021-09-07 | 中铁一局集团有限公司 | Tunnel secondary lining template trolley end sealing system |
-
2021
- 2021-12-08 CN CN202111495448.1A patent/CN114278343B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150086272A1 (en) * | 2012-04-26 | 2015-03-26 | Xinbin Li | Self-moving tunnel support canopy |
| CN109681245A (en) * | 2018-12-29 | 2019-04-26 | 中国铁建重工集团有限公司 | A kind of tunnel steel arch frame installation trolley |
| CN210977519U (en) * | 2019-06-28 | 2020-07-10 | 陈彩霞 | Steel bow member installation auxiliary device for tunnel construction |
| CN212428867U (en) * | 2020-03-30 | 2021-01-29 | 中铁十二局集团第四工程有限公司 | Scalable tray formula tunnel bow member installation device |
| CN213869903U (en) * | 2020-11-27 | 2021-08-03 | 熊彬臣 | Safety device convenient for fixing steel arch frame tunnel construction |
| CN112983492A (en) * | 2021-04-21 | 2021-06-18 | 中国一冶集团有限公司 | Tunnel primary support steel arch frame vertical fixing structure and construction method thereof |
| CN113356892A (en) * | 2021-07-19 | 2021-09-07 | 中铁一局集团有限公司 | Tunnel secondary lining template trolley end sealing system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432241A (en) * | 2023-12-20 | 2024-01-23 | 山西一建集团有限公司 | Door type rigid frame reinforcing structure |
| CN117432241B (en) * | 2023-12-20 | 2024-03-19 | 山西一建集团有限公司 | Door type rigid frame reinforcing structure |
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| Publication number | Publication date |
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| CN114278343B (en) | 2023-10-31 |
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Address after: Unit 3, building 6, Xi'an Beihang science and Technology Park, 588 Feitian Road, Xi'an Aerospace base, Shaanxi 710000 Applicant after: Northwest Engineering Co., Ltd. of CCCC First Highway Engineering Co.,Ltd. Applicant after: CHINA FIRST HIGHWAY ENGINEERING Co.,Ltd. Address before: Unit 3, building 6, Xi'an Beihang science and Technology Park, 588 Feitian Road, Xi'an Aerospace base, Shaanxi 710000 Applicant before: Northwest Engineering Co., Ltd. of CCCC First Highway Engineering Co.,Ltd. Applicant before: CHINA FIRST HIGHWAY ENGINEERING Co.,Ltd. |
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